How to subnet a /24 network into four subnets
Subnetting splits a network into smaller segments for security and organization.
7 steps →How-to guides
Network Administrator How-To Guides
Step-by-step guides to common network administrator tasks: the practical side of the job.
Common network administrator tasks
Step-by-step overviews of tasks network administrators perform regularly. Use them to understand the job, prepare for training or refresh your memory.
How to troubleshoot connectivity with ping and traceroute
Ping and traceroute quickly show where a connection breaks.
7 steps →How to plan a safe network change
Most outages come from changes. A simple process prevents them.
7 steps →Before you practice
Learn every core task
Our Network Administrator training walks through these procedures and more, alongside vocabulary, safety and career-launch lessons.